Boulder County property record for 851 15th St, Boulder, CO 80302 · Last verified June 2026
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 2 ba · 1,001 sqft · built 1921 |
| Lot Size | 0.139 acres (6,068 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $20,000 (Jul 1978) |
| Tax Bill | $6,551 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 1463-31-3-20-018 |
| Primary APN | 1463-31-3-20-018 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,001 sqft Living Area |
| Gross Area | 1,665 sqft |
| 1st Floor Area | 1,001 sqft |
| Basement Area | 664 sqft |
| Interior Walls | Plaster |
| Year Built | Built 1921 |
|---|---|
| Effective Year Built | Effective 1970 |
| Architectural Style | Ranch |
| Exterior Material | Combination |
| Construction Type | Masonry / Concrete Block |
| Roof Material | Asphalt |
| Lot Area | 6,068 sqft (0.139 acres) |
| Garage Type | Carport |
| Garage Area | 200 sqft |
| Carport | Carport |
| Carport Area | 200 sqft |
| Parking Spaces | 1 Parking Space |
| Patio Area | 222 sqft |
| Heating System | Forced Air with A/C |
|---|
| Account Number | R0002017 |
|---|---|
| Street Address | 851 15TH ST |
| City | BOULDER |
| State | CO |
| Zip | 80302-7623 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOTS 37-38 BLK 22 UNIVERSITY PLACE |
| Legal Range | 70 |
| Legal Township | 1N |
| Legal Section | 31 |
| Legal Subdivision | UNIVERSITY PLACE - BO |
| Legal Block | 22 |
| Legal Lot Number | 37 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 3 |
| Census Block | 3000 |
| Census Tract | 12401 |
Source: Boulder County records · APN 1463-31-3-20-018
Assessment roll updated June 15, 2026 · Last verified June 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 851 15TH ST, BOULDER, CO 80302-7623 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Jul 05, 1978 · Amount on Record |
| Deed Sale | Jul 05, 1978 · Amount on Record |
| Prior Sale | Jul 05, 1978 |
| Deed Document Number | 1978287227 |
| Last Transfer Date | Feb 11, 2011 |
| Transfer Doc | 0003133694 |
| Record Updated | Sep 20, 2026 |
Source: Boulder County records · Assessment roll updated June 15, 2026 · Last verified June 2026
| Type | Name |
|---|---|
| State | Colorado |
| County | Boulder County |
| Municipality | Boulder City |
| Unified School District | Boulder Valley School District RE-2 (PK - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $74,759 (+8.8%) Land $59,065 Building $15,694 | $1,099,400 (-) Land $868,600 Building $230,800 | |
| 2025 | $6,551.00 (+7.8%) | $68,713 (-7.21%) Land $54,288 Building $14,425 | $1,099,400 (-0.53%) Land $868,600 Building $230,800 |
| 2023 | $6,077.00 (+22.22%) | $74,055 (+38.31%) Land $55,315 Building $18,740 | $1,105,300 (+43.47%) Land $825,600 Building $279,700 |
| 2022 | $4,972.00 | $53,543 Land $45,321 Building $8,222 | $770,400 Land $652,100 Building $118,300 |
Source: FEMA National Flood Hazard Layer, Boulder County (08013C), updated October 14, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 080130124013, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Flood Insurance Cost | Premium on Record median of 3 individual NFIP policies nearby |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 3 in force 3 of 3 on primary residences |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
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